<template>
  <div>
    <el-card class="box-card">
      <div slot="header" class="clearfix header-box">
        <span>文章分类</span>
        <el-button type="primary" size="mini" @click="addVisible=true">添加分类</el-button>
      </div>
      <!-- 表格区域 -->
      <el-table stype="width: 100%;" :data="cateList" border stripe>
        <el-table-column label="序号" type="index" width="100"></el-table-column>
        <el-table-column label="分类名称" prop="cate_name"></el-table-column>
        <el-table-column label="分类别名" prop="cate_alias"></el-table-column>
        <el-table-column label="操作">
          <template v-slot="{ row }">
            <el-button type="primary" size="mini" @click="editCate(row)">修改</el-button>
            <el-button type="danger" size="mini" @click="del(row.id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
    </el-card>

    <!-- 点击添加文字弹出添加框dialog -->
    <!-- 添加分类的对话框 -->
    <el-dialog title="添加文章分类" :visible.sync="addVisible" @closed="$refs.addRef.resetFields()" width="35%">
      <!-- 添加的表单 => dialog里的内容 -->
      <el-form :model="addForm" :rules="addRules" ref="addRef" label-width="70px">
        <el-form-item label="分类名称" prop="cate_name">
          <el-input v-model="addForm.cate_name" minlength="1" maxlength="10"></el-input>
        </el-form-item>
        <el-form-item label="分类别名" prop="cate_alias">
          <el-input v-model="addForm.cate_alias" minlength="1" maxlength="15"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button size="mini" @click="addVisible = false">取 消</el-button>
        <el-button size="mini" type="primary" @click="addCate">添 加</el-button>
      </span>
    </el-dialog>

    <!-- 修改分类的对话框 -->
    <el-dialog title="修改文章分类" :visible.sync="editVisible" @closed="$refs.editRef.resetFields()" width="35%">
      <!-- 添加的表单 => dialog里的内容 -->
      <el-form :model="editForm" :rules="addRules" ref="editRef" label-width="70px">
        <el-form-item label="分类名称" prop="cate_name">
          <el-input v-model="editForm.cate_name" minlength="1" maxlength="10"></el-input>
        </el-form-item>
        <el-form-item label="分类别名" prop="cate_alias">
          <el-input v-model="editForm.cate_alias" minlength="1" maxlength="15"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button size="mini" @click="editVisible = false">取 消</el-button>
        <el-button size="mini" type="primary" @click="editShow">确认修改</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  name: 'ArtCate',
  data () {
    return {
      cateList: [],
      addVisible: false,
      editVisible: false,
      addForm: {
        cate_name: '',
        cate_alias: ''
      },
      editForm: {
        cate_name: '',
        cate_alias: ''
      },
      addRules: {
        cate_name: [
          { required: true, message: '请输入分类名称', trigger: 'blur' },
          { pattern: /^\S{1,10}$/, message: '分类名必须是1-10位的非空字符', trigger: 'blur' }
        ],
        cate_alias: [
          { required: true, message: '请输入分类别名', trigger: 'blur' },
          { pattern: /^[a-zA-Z0-9]{1,15}$/, message: '分类别名必须是1-15位的字母数字', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    async getCateList () {
      const { data: res } = await this.$axios.get('/my/cate/list')
      // console.log(res)
      this.cateList = res.data
    },
    addCate () {
      this.$refs.addRef.validate(async valid => {
        if (!valid) return
        const { data: res } = await this.$axios.post('/my/cate/add', this.addForm)
        // console.log(res)
        if (res.code !== 0) return this.$message.error(res.message)
        this.$message.success(res.message)
        this.addVisible = false
        this.getCateList()
      })
    },
    editCate (row) {
      this.editForm = { ...row }
      if (row.id === 1 || row.id === 2) return this.$message.warning('管理员不允许修改')
      this.editVisible = true
    },
    editShow () {
      this.$refs.editRef.validate(async valid => {
        if (!valid) return
        const { data: res } = await this.$axios.put('/my/cate/info', this.editForm)
        // console.log(res)
        if (res.code !== 0) return this.$message.error(res.message)
        this.$message.success(res.message)
        this.editVisible = false
        this.getCateList()
      })
    },
    async del (id) {
      if (id === 1 || id === 2) return this.$message.warning('管理员不允许删除')
      this.$confirm('真的要删除吗亲~~', '提示', {
        type: 'warning'
      }).then(async () => {
        // 点击弹框确定调用
        const { data: res } = await this.$axios.delete('/my/cate/del', { params: { id } })
        if (res.code !== 0) return this.$message.error('删除失败')
        this.$message.success(res.message)
        // 删除之后需要再次渲染
        this.getCateList()
      }).catch(() => {}) // 捕获了取消，但是上面都不做
    }
    // const { data: res } = await this.$axios.delete('/my/cate/del', { params: { id } })
    // console.log(res)

  },
  created () {
    this.getCateList()
  }
}
</script>

<style lang="less" scoped>
.header-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
</style>
